body,h1,h2,h3,h4,p,dl,dd,ul,ol,form,input,textarea,th,td,select{margin: 0;padding: 0;}
em{font-style: normal;}
li{list-style: none;}
a{text-decoration: none;color:black;}
img{border: none;vertical-align: top;}
table{border-collapse: collapse;}
input,textarea{outline: none;}
textarea{resize:none;overflow: auto;}
body{font-size:12px;font-family: GothamThin;color:black;}
/*头部*/
#header{
	width: 100%;
	height: 61px;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 1000;
	border-bottom: 1px solid #e4e4e4;
	background-color: white;
}
.logoa{
	float: left;
}
.logoimg{
	padding: 5px 10px;
}
.nav{
	height: 60px;
	border-bottom: 1px solid #e4e4e4;
}
.nav>ul{
	display: inline;
}
.navright{
	position: absolute;
	right: 0;
	padding-right: 22px;
}
.nav>ul>li{
	line-height: 61px;
	font-size: 15px;
	font-weight: bold;
	display: inline;
}
.navleft>li{
	padding: 0px 25px;
}
.navright>li{
	padding: 0px 15px;
}
.drow{
	display: inline-block;
	width: 0;
	height: 0;
	margin-top: -4px;
	margin-left: 3px;
	vertical-align: middle;
	border-top: 6px solid #000;
	border-right: 6px solid transparent;
	border-left: 6px solid transparent;
}

.nav>ul>li:hover{
	color: greenyellow;
}
.nav>ul>li>a:hover{
	color: greenyellow;
}
.nav-drow{
	position: position;
	top: 80px;
	background-color: white;
}
.expand{
	width: 100%;
	height: 0px;
	position: absolute;
	top: 61px;
	left: 0;
	background-color: rgba(255,255,255,92);
	overflow: hidden;
	padding-left: 245px;
	transition: height 0.3s ease-in-out;
	z-index: 1500;
}
.expand>li{
	width: 160px;
	height: 240px;
	line-height: 24px;
	padding: 30px 30px 30px 0px;
	float: left;
}
.opbg{
	position: absolute;
	width: 160px;
	height: 240px;
	opacity: 0.3;
	background-color: black;
}

.expand>li>a>p{
	position: relative;
	line-height: 240px;
	font-size: 15px;
	color: white;
	text-align: center;
}
.expand li{
	background-repeat: no-repeat;
	background-position-y: 30px;
}
.product li:nth-of-type(1){
	background-image: url(../img/product_mynt.jpg);
}
.product li:nth-of-type(2){
	background-image: url(../img/product_sdeno.jpg);	
}
.product li:nth-of-type(3){
	background-image: url(../img/product_slife.jpg);
}
.help li{
	background-image: url(../img/product_mynt.jpg);
}
.cooperation li:nth-of-type(1){
	background-image: url(../img/cooperation_sdk.jpg);
}
.cooperation li:nth-of-type(2){
	background-image: url(../img/cooperation_platform.jpg);	
}
.cooperation li:nth-of-type(3){
	background-image: url(../img/cooperation_gift.jpg);
}
.navlast{
	width: 100%;
	height: 0px;
	position: absolute;
	top: 61px;
	background-color: rgba(255,255,255,92);
	overflow: hidden;
	transition: height 0.3s ease-in-out;
	z-index: 50;
}
.navlast>div{
	float: right;
	width: 165px;
}
.navlast>div>a{
	display: block;
	font-size: 16px;
	padding-top: 25px;
}
.now{
	color: #00adee;
}
.nav-button {
	float: right;
	margin-top: 13px;
	padding: 10px;
	margin-right: 10px;
	display: none;
}
.line{
	width: 25px;
	height: 3px;
	margin-bottom: 5px;
	background-color: #00adee;
	box-shadow: 0 1px 0 rgba(0,173,238,25);
}
.navlast>div>a:hover{
	color: #00adee;
}
.titleone {
	position: fixed;
	top: 61px;
	width: 100%;
	height: 50px;
	background-color: white;
	line-height: 50px;
	font-size: 16px;
	z-index: 1000;
}

.titleone>a:nth-of-type(1) {
	padding-left: 245px;
	color: #00adee;
}

.titleone>a:nth-of-type(2) {
	float: right;
	margin-right: 15px;
}
